A switchable multi-wavelength thulium-doped fiber laser (TDFL) using either two-stage cascaded or two-segment Sagnac loop filters are proposed and analyzed. Both filters incorporate a 3-m and 1.7-m ...

In many applications, it is important to quickly find, from a database of patterns, the nearest neighbors of high-dimensional query points that come into the system in a streaming form. Treating each ...